Product Name

  • Name

    5-Chlorovaleryl chloride

  • EINECS 216-403-1
  • CAS No. 1575-61-7
  • Article Data29
  • CAS DataBase
  • Density 1.183 g/cm3
  • Solubility reacts with water
  • Melting Point
  • Formula C5H8Cl2O
  • Boiling Point 188.9 °C at 760 mmHg
  • Molecular Weight 155.024
  • Flash Point 76.3 °C
  • Transport Information UN 3265 8/PG 2
  • Appearance clear colourless to slightly yellow liquid
  • Safety 26-36/37/39-45
  • Risk Codes 22-34-23
  • Molecular Structure Molecular Structure of 1575-61-7 (5-Chlorovaleryl chloride)
  • Hazard Symbols CorrosiveC,ToxicT
  • Synonyms Valerylchloride, 5-chloro- (6CI,7CI,8CI);5-Chloropentanoyl chloride;5-Chlorovalericacid chloride;5-Chlorovaleroyl chloride;NSC 84182;
  • PSA 17.07000
  • LogP 2.16090

Synthetic route

5-chloro-valeric acid
1119-46-6

5-chloro-valeric acid

5-Chlorovaleroyl chloride
1575-61-7

5-Chlorovaleroyl chloride

Conditions
ConditionsYield
With thionyl chloride for 3h; Heating / reflux;97%
With thionyl chloride for 3h; Heating / reflux;97%
With thionyl chloride for 3h; Heating / reflux;97%
3,4,5,6-tetrahydro-2H-pyran-2-one
542-28-9

3,4,5,6-tetrahydro-2H-pyran-2-one

phosgene
75-44-5

phosgene

3-Methylpyridine
108-99-6

3-Methylpyridine

5-Chlorovaleroyl chloride
1575-61-7

5-Chlorovaleroyl chloride

Conditions
ConditionsYield
With hydrogenchloride81%
n-valeryl chloride
638-29-9

n-valeryl chloride

A

2-chloropentanoyl chloride
61589-68-2

2-chloropentanoyl chloride

B

4-chloropentanoyl chloride
63480-12-6

4-chloropentanoyl chloride

C

5-Chlorovaleroyl chloride
1575-61-7

5-Chlorovaleroyl chloride

D

3-chloro-valeryl chloride
90631-23-5

3-chloro-valeryl chloride

Conditions
ConditionsYield
With phenylchloroiodonium chloride In tetrachloromethane at 30℃; Product distribution; Mechanism; Irradiation; relative rate const., the correlation analysis, subst. phenylchloroiodonium chloride as reagents;
With chlorine In neat (no solvent) Product distribution; Ambient temperature; liquid phase chlorination of the aliphatic C5-carboxylic acids and their chlorides, methyl esters and chloromethyl esters, relative reactivity of each hydrogen atoms;
With sulfuryl dichloride; 2,2'-azobis(isobutyronitrile) In tetrachloromethane Heating; Title compound not separated from byproducts;
n-valeryl chloride
638-29-9

n-valeryl chloride

A

4-chloropentanoyl chloride
63480-12-6

4-chloropentanoyl chloride

B

5-Chlorovaleroyl chloride
1575-61-7

5-Chlorovaleroyl chloride

C

3-chloro-valeryl chloride
90631-23-5

3-chloro-valeryl chloride

Conditions
ConditionsYield
With chlorine In benzene at 20℃; Product distribution; other solvents;
chlorine
7782-50-5

chlorine

n-valeryl chloride
638-29-9

n-valeryl chloride

A

2-chloropentanoyl chloride
61589-68-2

2-chloropentanoyl chloride

B

4-chloropentanoyl chloride
63480-12-6

4-chloropentanoyl chloride

C

5-Chlorovaleroyl chloride
1575-61-7

5-Chlorovaleroyl chloride

D

3-chloro-valeryl chloride
90631-23-5

3-chloro-valeryl chloride

Conditions
ConditionsYield
at 20℃; im UV-Licht;
at 125℃; im UV-Licht;
chlorine
7782-50-5

chlorine

n-valeryl chloride
638-29-9

n-valeryl chloride

benzene
71-43-2

benzene

A

2-chloropentanoyl chloride
61589-68-2

2-chloropentanoyl chloride

B

4-chloropentanoyl chloride
63480-12-6

4-chloropentanoyl chloride

C

5-Chlorovaleroyl chloride
1575-61-7

5-Chlorovaleroyl chloride

D

3-chloro-valeryl chloride
90631-23-5

3-chloro-valeryl chloride

Conditions
ConditionsYield
at 20℃; im UV-Licht;
δ-chlorovaleronitrile
6280-87-1

δ-chlorovaleronitrile

5-Chlorovaleroyl chloride
1575-61-7

5-Chlorovaleroyl chloride

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: concentrated aqueous hydrochloric acid
2: thionyl chloride
View Scheme
3,4,5,6-tetrahydro-2H-pyran-2-one
542-28-9

3,4,5,6-tetrahydro-2H-pyran-2-one

phosgene
75-44-5

phosgene

1,3,4-trimethylimidazolidin-2-one
24044-24-4

1,3,4-trimethylimidazolidin-2-one

5-Chlorovaleroyl chloride
1575-61-7

5-Chlorovaleroyl chloride

Conditions
ConditionsYield
With hydrogenchloride
3,4,5,6-tetrahydro-2H-pyran-2-one
542-28-9

3,4,5,6-tetrahydro-2H-pyran-2-one

phosgene
75-44-5

phosgene

δ-picoline

δ-picoline

5-Chlorovaleroyl chloride
1575-61-7

5-Chlorovaleroyl chloride

Conditions
ConditionsYield
With hydrogenchloride
3,4,5,6-tetrahydro-2H-pyran-2-one
542-28-9

3,4,5,6-tetrahydro-2H-pyran-2-one

phosgene
75-44-5

phosgene

mepiquat chloride
24307-26-4

mepiquat chloride

5-Chlorovaleroyl chloride
1575-61-7

5-Chlorovaleroyl chloride

Conditions
ConditionsYield
With hydrogenchloride
3,4,5,6-tetrahydro-2H-pyran-2-one
542-28-9

3,4,5,6-tetrahydro-2H-pyran-2-one

5-Chlorovaleroyl chloride
1575-61-7

5-Chlorovaleroyl chloride

Conditions
ConditionsYield
With Dichloromethyl methyl ether; zinc(II) chloride at 60℃; for 2h;
sodium cyanide
773837-37-9

sodium cyanide

1,4-dichlorobutane
110-56-5

1,4-dichlorobutane

A

5-Chlorovaleroyl chloride
1575-61-7

5-Chlorovaleroyl chloride

B

Adipic acid dichloride
111-50-2

Adipic acid dichloride

Conditions
ConditionsYield
Stage #1: sodium cyanide; 1,4-dichlorobutane With tetrabutylammomium bromide In water at 80 - 85℃; for 6h; Large scale;
Stage #2: With hydrogenchloride In water at 55 - 70℃; for 5h; Large scale;
Stage #3: With thionyl chloride at 20 - 30℃; for 18h; Large scale;
A 422 kg
B 163 kg
5-Chlorovaleroyl chloride
1575-61-7

5-Chlorovaleroyl chloride

6,12-bis(benzyloxy)-7-oxo-6,12-diazadodecanenitrile
144108-56-5

6,12-bis(benzyloxy)-7-oxo-6,12-diazadodecanenitrile

17-chloro-6,12-bis(benzyloxy)-7,13-dioxo-6,12-diazaheptadecanenitrile
144108-57-6

17-chloro-6,12-bis(benzyloxy)-7,13-dioxo-6,12-diazaheptadecanenitrile

Conditions
ConditionsYield
With sodium hydroxide In dichloromethane Ambient temperature;100%
5-Chlorovaleroyl chloride
1575-61-7

5-Chlorovaleroyl chloride

5-fluoro-2-phenoxyaniline
613662-01-4

5-fluoro-2-phenoxyaniline

5-chloro-N-(5-fluoro-2-phenoxy-phenyl)-pentanamide
613662-02-5

5-chloro-N-(5-fluoro-2-phenoxy-phenyl)-pentanamide

Conditions
ConditionsYield
With pyridine In dichloromethane at 20 - 25℃; for 1.5h;100%
5-chloro-thiophene-2-carboxylic acid-N-({1-[4-amino-3-methyl-phenyl]-1H-imidazol-4-yl}-methyl)-amide
928630-93-7

5-chloro-thiophene-2-carboxylic acid-N-({1-[4-amino-3-methyl-phenyl]-1H-imidazol-4-yl}-methyl)-amide

5-Chlorovaleroyl chloride
1575-61-7

5-Chlorovaleroyl chloride

5-chloro-thiophene-2-carboxylic acid-N-({1-[4-({4-chloro-butyl-carbonyl}-amino)-3-methyl-phenyl]-1H-imidazol-4-yl}-methyl)-amide
928630-94-8

5-chloro-thiophene-2-carboxylic acid-N-({1-[4-({4-chloro-butyl-carbonyl}-amino)-3-methyl-phenyl]-1H-imidazol-4-yl}-methyl)-amide

Conditions
ConditionsYield
With triethylamine In tetrahydrofuran at 20℃; for 16h;100%
5-Chlorovaleroyl chloride
1575-61-7

5-Chlorovaleroyl chloride

3-amino-5-nitro-benzoic acid methyl ester
23218-93-1

3-amino-5-nitro-benzoic acid methyl ester

3-(4-chloropentanoylamino)-5-nitrobenzoic acid methyl ester
706791-79-9

3-(4-chloropentanoylamino)-5-nitrobenzoic acid methyl ester

Conditions
ConditionsYield
With triethylamine In dichloromethane at 20℃; for 1h;100%
dichloromethane
75-09-2

dichloromethane

5-Chlorovaleroyl chloride
1575-61-7

5-Chlorovaleroyl chloride

1,4-dihydro-4-(3-aminophenyl)-2,6-dimethyl-3,5-pyridinedicarboxylic acid,dimethyl ester
21835-63-2

1,4-dihydro-4-(3-aminophenyl)-2,6-dimethyl-3,5-pyridinedicarboxylic acid,dimethyl ester

1,4-Dihydro-4-[3-[[5-chloro-1-oxo-1-pentyl]amino]phenyl]-2,6-dimethyl-3,5-pyridinedicarboxylic acid, dimethyl ester

1,4-Dihydro-4-[3-[[5-chloro-1-oxo-1-pentyl]amino]phenyl]-2,6-dimethyl-3,5-pyridinedicarboxylic acid, dimethyl ester

Conditions
ConditionsYield
In tetrahydrofuran; water; ethyl acetate100%
In tetrahydrofuran; water; ethyl acetate100%
In tetrahydrofuran; water; ethyl acetate100%
5-Chlorovaleroyl chloride
1575-61-7

5-Chlorovaleroyl chloride

[cis-4-amino-1-(3-chlorophenyl)-cyclohexylmethyl]-carbamic acid tert butyl ester
1037235-89-4

[cis-4-amino-1-(3-chlorophenyl)-cyclohexylmethyl]-carbamic acid tert butyl ester

C23H34Cl2N2O3
1037197-18-4

C23H34Cl2N2O3

Conditions
ConditionsYield
With sodium carbonate In chloroform; water at 20℃; for 0.75h;100%
5-Chlorovaleroyl chloride
1575-61-7

5-Chlorovaleroyl chloride

2-amino-5-nitro-benzoic acid
616-79-5

2-amino-5-nitro-benzoic acid

2-(5-chloropentanamido)-5-nitrobenzoic acid

2-(5-chloropentanamido)-5-nitrobenzoic acid

Conditions
ConditionsYield
In dichloromethane at 20℃;100%
5-Chlorovaleroyl chloride
1575-61-7

5-Chlorovaleroyl chloride

phenoxyethyl bromide
589-10-6

phenoxyethyl bromide

1-{4-(2-bromoethoxy)phenyl}-5-chloropentan-1-one

1-{4-(2-bromoethoxy)phenyl}-5-chloropentan-1-one

Conditions
ConditionsYield
With aluminum (III) chloride In dichloromethane at 0 - 20℃; for 1h;100%
5-Chlorovaleroyl chloride
1575-61-7

5-Chlorovaleroyl chloride

(6R,7R)-tert-butyl 6-(aminomethyl)-7-(4-chloro-3-fluorophenyl)-1,4-oxazepane-4-carboxylate
1372187-09-1

(6R,7R)-tert-butyl 6-(aminomethyl)-7-(4-chloro-3-fluorophenyl)-1,4-oxazepane-4-carboxylate

(6R,7R)-tert-butyl 7-(4-chloro-3-fluorophenyl)-6-((5-chloropentanamido)methyl)-1,4-oxazepane-4-carboxylate

(6R,7R)-tert-butyl 7-(4-chloro-3-fluorophenyl)-6-((5-chloropentanamido)methyl)-1,4-oxazepane-4-carboxylate

Conditions
ConditionsYield
With triethylamine In tetrahydrofuran at 20℃;100%
5-Chlorovaleroyl chloride
1575-61-7

5-Chlorovaleroyl chloride

methyl pyrrolidine-2-carboxylate hydrochloride
2133-40-6, 65365-28-8, 79397-50-5

methyl pyrrolidine-2-carboxylate hydrochloride

methyl (5-chloropentanoyl)prolinate

methyl (5-chloropentanoyl)prolinate

Conditions
ConditionsYield
With triethylamine In dichloromethane at 20℃; for 1h; Inert atmosphere;100%
5-Chlorovaleroyl chloride
1575-61-7

5-Chlorovaleroyl chloride

m-Anisidine
536-90-3

m-Anisidine

5-chloro-N-(3-methoxyphenyl)pentanamide

5-chloro-N-(3-methoxyphenyl)pentanamide

Conditions
ConditionsYield
With dmap; triethylamine In dichloromethane at 0 - 20℃; for 18h; Inert atmosphere;99%
Stage #1: m-Anisidine With sodium hydride In tetrahydrofuran; mineral oil for 6h; Inert atmosphere;
Stage #2: 5-Chlorovaleroyl chloride In tetrahydrofuran; mineral oil at 20℃; for 6h; Inert atmosphere;
72%
5-Chlorovaleroyl chloride
1575-61-7

5-Chlorovaleroyl chloride

(4-(2-(1,1-dioxido-3-oxobenzo[d]isothiazol-2(3H)-yl)acetamido)phenyl)-5-chloropentanoate

(4-(2-(1,1-dioxido-3-oxobenzo[d]isothiazol-2(3H)-yl)acetamido)phenyl)-5-chloropentanoate

Conditions
ConditionsYield
With trifluorormethanesulfonic acid In acetonitrile at 20℃; for 1h; Friedel-Crafts Acylation;99%
5-Chlorovaleroyl chloride
1575-61-7

5-Chlorovaleroyl chloride

(1S,3S)-3-Benzyloxy-cyclohexylamine
98454-40-1, 98454-41-2

(1S,3S)-3-Benzyloxy-cyclohexylamine

5-Chloro-pentanoic acid ((1S,3S)-3-benzyloxy-cyclohexyl)-amide
98454-46-7, 98454-47-8

5-Chloro-pentanoic acid ((1S,3S)-3-benzyloxy-cyclohexyl)-amide

Conditions
ConditionsYield
With potassium carbonate In tetrahydrofuran; water for 0.5h; Ambient temperature;98%
5-Chlorovaleroyl chloride
1575-61-7

5-Chlorovaleroyl chloride

methoxybenzene
100-66-3

methoxybenzene

5-chloro-1-(4-methyloxyphenyl)pentan-1-one
949-06-4

5-chloro-1-(4-methyloxyphenyl)pentan-1-one

Conditions
ConditionsYield
Stage #1: 5-Chlorovaleroyl chloride With aluminum (III) chloride In dichloromethane at 0℃; for 0.166667h;
Stage #2: methoxybenzene In dichloromethane at 0 - 20℃; for 1h;
98%
With aluminium trichloride Acylation;69%
1H-imidazole
288-32-4

1H-imidazole

5-Chlorovaleroyl chloride
1575-61-7

5-Chlorovaleroyl chloride

1-(5-chloro-pentanoyl)-1H-imidazole
929453-35-0

1-(5-chloro-pentanoyl)-1H-imidazole

Conditions
ConditionsYield
In tetrahydrofuran at 18 - 25℃;98%
5-Chlorovaleroyl chloride
1575-61-7

5-Chlorovaleroyl chloride

tert-butyl 2-(4-(nonyloxy)benzamido)ethylcarbamate trifluoroacetate

tert-butyl 2-(4-(nonyloxy)benzamido)ethylcarbamate trifluoroacetate

N-(2-(5-chloropentanamido)ethyl)-4-(nonyloxy)benzamide

N-(2-(5-chloropentanamido)ethyl)-4-(nonyloxy)benzamide

Conditions
ConditionsYield
With N-ethyl-N,N-diisopropylamine In dichloromethane at 4 - 20℃; for 2h;98%
5-Chlorovaleroyl chloride
1575-61-7

5-Chlorovaleroyl chloride

2-amino-6-chlorobenzamide
54166-95-9

2-amino-6-chlorobenzamide

2-chloro-6-(5-chloropentanamido)benzamide

2-chloro-6-(5-chloropentanamido)benzamide

Conditions
ConditionsYield
With triethylamine In tetrahydrofuran at 0 - 20℃; Inert atmosphere;98%
5-Chlorovaleroyl chloride
1575-61-7

5-Chlorovaleroyl chloride

aniline
62-53-3

aniline

5-chloro-pentanoic acid phenylamide
91131-23-6

5-chloro-pentanoic acid phenylamide

Conditions
ConditionsYield
With triethylamine In dichloromethane at 0 - 20℃;97%
With tetrabutylammomium bromide; sodium hydroxide In dichloromethane; water at 25 - 30℃; for 1h; Reagent/catalyst;97.84%
Inert atmosphere;
Schotten-Baumann reaction; chemoselective reaction;
With triethylamine In tetrahydrofuran
5-Chlorovaleroyl chloride
1575-61-7

5-Chlorovaleroyl chloride

4-tert-butyl-5-(2,4-dichlorobenzyl)thiazol-2-amine

4-tert-butyl-5-(2,4-dichlorobenzyl)thiazol-2-amine

N-(4-tert-butyl-5-(2,4-dichlorobenzyl)thiazol-2-yl)-5-chloropentanamide

N-(4-tert-butyl-5-(2,4-dichlorobenzyl)thiazol-2-yl)-5-chloropentanamide

Conditions
ConditionsYield
With triethylamine In dichloromethane for 2h; Cooling with ice;97.8%
1,2,3-trimethoxybenzene
621-23-8

1,2,3-trimethoxybenzene

5-Chlorovaleroyl chloride
1575-61-7

5-Chlorovaleroyl chloride

5-chloro-1-(2,4,6-trimethoxyphenyl)-1-pentanone

5-chloro-1-(2,4,6-trimethoxyphenyl)-1-pentanone

Conditions
ConditionsYield
With hydrogenchloride; tin(IV) chloride In water; benzene97.7%
5-Chlorovaleroyl chloride
1575-61-7

5-Chlorovaleroyl chloride

aniline
62-53-3

aniline

1-phenylpiperidin-2-one
4789-09-7

1-phenylpiperidin-2-one

Conditions
ConditionsYield
Stage #1: 5-Chlorovaleroyl chloride; aniline With tetrabutylammomium bromide; sodium hydroxide In dichloromethane; water at 0 - 5℃; for 1h;
Stage #2: With potassium hydroxide In dichloromethane; water at 20℃; Reagent/catalyst; Temperature; Solvent;
97.36%
5-Chlorovaleroyl chloride
1575-61-7

5-Chlorovaleroyl chloride

C16H21N3O2

C16H21N3O2

C21H28ClN3O3

C21H28ClN3O3

Conditions
ConditionsYield
With N-ethyl-N,N-diisopropylamine In dichloromethane at 10 - 25℃; Inert atmosphere;97.3%
5-Chlorovaleroyl chloride
1575-61-7

5-Chlorovaleroyl chloride

methyl 6-(4-aminophenyl)-1-(4-methoxyphenyl)-7-oxo-4,5,6,7-tetrahydro-1H-pyrazolo[3,4-c]pyridine-3-carboxylate

methyl 6-(4-aminophenyl)-1-(4-methoxyphenyl)-7-oxo-4,5,6,7-tetrahydro-1H-pyrazolo[3,4-c]pyridine-3-carboxylate

methyl 6-(4-(N-(4-chlorobutyl)carboxamido)phenyl)-1-(4-methoxyphenyl)-7-oxo-4,5,6,7-tetrahydro-1H-pyrazolo[3,4-c]pyridine-3-carboxylate

methyl 6-(4-(N-(4-chlorobutyl)carboxamido)phenyl)-1-(4-methoxyphenyl)-7-oxo-4,5,6,7-tetrahydro-1H-pyrazolo[3,4-c]pyridine-3-carboxylate

Conditions
ConditionsYield
With potassium carbonate In water; acetone at -5 - 0℃; for 0.5h; Large scale;97.1%
5-Chlorovaleroyl chloride
1575-61-7

5-Chlorovaleroyl chloride

5-amino-N,N'-bis[2,3-bis(acetyloxy)propyl]2,4,6-triiodo-1,3-benzenedicarboxamide
76801-94-0

5-amino-N,N'-bis[2,3-bis(acetyloxy)propyl]2,4,6-triiodo-1,3-benzenedicarboxamide

N,N'-Bis[2,3-bis(Acetyloxy)propyl]-5-[(5-chloro-1-oxo-pentyl)amino]-2,4,6-triiodo-1,3-benzenedicarboxamide
136453-24-2

N,N'-Bis[2,3-bis(Acetyloxy)propyl]-5-[(5-chloro-1-oxo-pentyl)amino]-2,4,6-triiodo-1,3-benzenedicarboxamide

Conditions
ConditionsYield
In N,N-dimethyl acetamide for 30h; Ambient temperature;97%
aqueous NaCl

aqueous NaCl

5-Chlorovaleroyl chloride
1575-61-7

5-Chlorovaleroyl chloride

5-amino-N,N'-bis[2,3-bis(acetyloxy)propyl]2,4,6-triiodo-1,3-benzenedicarboxamide
76801-94-0

5-amino-N,N'-bis[2,3-bis(acetyloxy)propyl]2,4,6-triiodo-1,3-benzenedicarboxamide

A

N,N'-Bis(2,3-Dihydroxypropyl)-5-(2-oxo-1-piperidinyl)-2,4,6-triiodo-1,3-benzenedicarboxamide

N,N'-Bis(2,3-Dihydroxypropyl)-5-(2-oxo-1-piperidinyl)-2,4,6-triiodo-1,3-benzenedicarboxamide

B

N,N'-Bis[2,3-bis(Acetyloxy)propyl]-5-[(5-chloro-1-oxo-pentyl)amino]-2,4,6-triiodo-1,3-benzenedicarboxamide
136453-24-2

N,N'-Bis[2,3-bis(Acetyloxy)propyl]-5-[(5-chloro-1-oxo-pentyl)amino]-2,4,6-triiodo-1,3-benzenedicarboxamide

Conditions
ConditionsYield
In N,N-dimethyl acetamide; ethyl acetateA 97%
B n/a
5-Chlorovaleroyl chloride
1575-61-7

5-Chlorovaleroyl chloride

tert-butyl 1-(4-methoxyphenyl)hydrazine-1-carboxylate
380383-75-5

tert-butyl 1-(4-methoxyphenyl)hydrazine-1-carboxylate

C17H25ClN2O4

C17H25ClN2O4

Conditions
ConditionsYield
With sodium carbonate In dichloromethane; water at 0 - 20℃;97%
5-Chlorovaleroyl chloride
1575-61-7

5-Chlorovaleroyl chloride

(S)-1-phenyl-ethylamine
2627-86-3

(S)-1-phenyl-ethylamine

(S)-5-chloro-N-(1-phenylethyl)pentanamide

(S)-5-chloro-N-(1-phenylethyl)pentanamide

Conditions
ConditionsYield
With triethylamine In tetrahydrofuran at 20℃;97%
5-Chlorovaleroyl chloride
1575-61-7

5-Chlorovaleroyl chloride

1-(4-aminophenyl)-3-(morpholin-4-yl)-5,6-dihydropyridin-2(1H)-one
1267610-26-3

1-(4-aminophenyl)-3-(morpholin-4-yl)-5,6-dihydropyridin-2(1H)-one

5-chloropentanoic acid [4-(5-morpholin-4-yl-6-oxo-3,6-dihydro-2H-pyridin-1-yl)phenyl]amide

5-chloropentanoic acid [4-(5-morpholin-4-yl-6-oxo-3,6-dihydro-2H-pyridin-1-yl)phenyl]amide

Conditions
ConditionsYield
With tetrabutylammomium bromide; sodium hydroxide In dichloromethane; water at 0 - 5℃; for 1h; Reagent/catalyst;96.08%
With N-ethyl-N,N-diisopropylamine In tetrahydrofuran at 10 - 25℃; Inert atmosphere;89.5%
With triethylamine In tetrahydrofuran at 5 - 50℃; for 2h; Inert atmosphere;
5-Chlorovaleroyl chloride
1575-61-7

5-Chlorovaleroyl chloride

1-methoxy-2-phenyl-1-(trimethylsiloxy)but-1-ene
96695-11-3

1-methoxy-2-phenyl-1-(trimethylsiloxy)but-1-ene

methyl 7-chloro-2-ethyl-3-oxo-2-phenylheptanoate

methyl 7-chloro-2-ethyl-3-oxo-2-phenylheptanoate

Conditions
ConditionsYield
With 1-methyl-1H-imidazole; titanium tetrachloride In dichloromethane at 20 - 25℃; for 1.5h; Claisen condensation;96%
With pentafluorophenylammonium triflate In dichloromethane at 60℃; for 1.5h;229 mg

5-Chlorovaleryl chloride Specification

The 5-Chlorovaleryl chloride, with the CAS registry number 1575-61-7 and EINECS registry number 216-403-1, is a kind of clear colourless to slightly yellow liquid. It belongs to the product categories of Miscellaneous Biochemicals and Acid Chlorides. And the molecular formula of the chemical is C5H8Cl2O.

The physical properties of 5-Chlorovaleryl chloride are as followings: (1)ACD/LogP: 1.87; (2)# of Rule of 5 Violations: 0; (3)ACD/LogD (pH 5.5): 1.87; (4)ACD/LogD (pH 7.4): 1.87; (5)ACD/BCF (pH 5.5): 15.56; (6)ACD/BCF (pH 7.4): 15.56; (7)ACD/KOC (pH 5.5): 248.26; (8)ACD/KOC (pH 7.4): 248.26; (9)#H bond acceptors: 1; (10)#H bond donors: 0; (11)#Freely Rotating Bonds: 4; (12)Polar Surface Area: 17.07 Å2; (13)Index of Refraction: 1.446; (14)Molar Refractivity: 34.94 cm3; (15)Molar Volume: 130.9 cm3; (16)Polarizability: 13.85×10-24cm3; (17)Surface Tension: 32.6 dyne/cm; (18)Density: 1.183 g/cm3; (19)Flash Point: 76.3 °C; (20)Enthalpy of Vaporization: 42.51 kJ/mol; (21)Boiling Point: 188.9 °C at 760 mmHg; (22)Vapour Pressure: 0.586 mmHg at 25°C.

Uses of 5-Chlorovaleryl chloride: It can react with benzene to produce 5-chloro-1-phenyl-pentan-1-one. This reaction will need reagent AlCl3. The reaction time is 0.5 hours with temperature of 0°C, and the yield is about 89%.

You should be cautious while dealing with this chemical. It is harmful if swallowed, and toxic by inhalation. It may also cause burns. Therefore, you had better take the following instructions: Wear suitable protective clothing, gloves and eye/face protection, and in case of contacting with eyes, rinse immediately with plenty of water and seek medical advice, or in case of accident or if you feel unwell, seek medical advice immediately (show label where possible).

You can still convert the following datas into molecular structure:
(1)SMILES: ClCCCCC(Cl)=O
(2)InChI: InChI=1/C5H8Cl2O/c6-4-2-1-3-5(7)8/h1-4H2
(3)InChIKey: SVNNWKWHLOJLOK-UHFFFAOYAK

The toxicity data is as follows:

Organism Test Type Route Reported Dose (Normalized Dose) Effect Source
mouse LD50 intravenous 320mg/kg (320mg/kg)   U.S. Army Armament Research & Development Command, Chemical Systems Laboratory, NIOSH Exchange Chemicals. Vol. NX#02242,

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